arch/tile: tilegx PCI root complex support

This change implements PCIe root complex support for tilegx using
the kernel support layer for accessing the TRIO hardware shim.

Reviewed-by: Bjorn Helgaas <bhelgaas@google.com> [changes in 07487f3]
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index 645979cfb718..a5302d319229 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -356,6 +356,9 @@ config PCI
         default y
         select PCI_DOMAINS
         select GENERIC_PCI_IOMAP
+        select TILE_GXIO_TRIO if TILEGX
+        select ARCH_SUPPORTS_MSI if TILEGX
+        select PCI_MSI if TILEGX
         ---help---
           Enable PCI root complex support, so PCIe endpoint devices can
           be attached to the Tile chip.  Many, but not all, PCI devices